I. H. Kim, Shi, B., Kato, K., and Albert, V. V.,
“Chiral central charge from a single bulk wave function”,
Phys. Rev. Lett. , vol. 128, no. 17, p. 176402, 2022.
S. Lieu, McGinley, M., Shtanko, O., Cooper, N. R., and Gorshkov, A. V.,
“Kramers' degeneracy for open systems in thermal equilibrium”,
Phys. Rev. B, vol. 105, no. 12, p. L121104, 2022.